<template>
  <div class="header">
    <div class="header-left">
      <div class="iconfont back-icon">&#xe624;</div>
    </div>
    <div class="header-input">
      <span class="iconfont">&#xe632;</span>输入城市/景点/游玩主题</div>
    <router-link to="/city">
      <div class="header-right">
        {{this.city}}
        <span class="iconfont arrow-icon">&#xe64a;</span>
      </div>
    </router-link>
  </div>
</template>

<script>
  import {mapGetters, mapState} from 'vuex'

  export default {
  name: 'Header',
  computed: {
    // mapState把state中的变量映射数组中
    ...mapState(['city']),
    ...mapGetters(['doubleCity'])
  }
}
</script>

<!--scoped表示样式仅对该组件有效-->
<style scoped lang="stylus">
  /*@import "../../../assets/styles/variables.styl"*/
  @import "~styles/variables.styl"
  /*1rem = html font-size=50px,在reset.css中定义的*/
  .header
    display flex
    line-height $headerHeight
    background $bgColor
    color #fff
    .header-left
      width .64rem
      float left
      .back-icon
        text-align center
        font-size .4rem
    .header-input
      flex 1
      background #fff
      border-radius .1rem
      margin-top .12rem
      height .64rem
      line-height .64rem
      margin-left .2rem
      color #ccc
      padding-left .2rem
    .header-right
      min-width 1.04rem
      float right
      padding 0 .1rem
      text-align center
      color #fff
      .arrow-icon
        margin-left -.04rem
        font-size .24rem
</style>
